diff --git a/releng/org.eclipse.rse.build/nightly.sh b/releng/org.eclipse.rse.build/nightly.sh
index 68928be5b26..08c120429cc 100755
--- a/releng/org.eclipse.rse.build/nightly.sh
+++ b/releng/org.eclipse.rse.build/nightly.sh
@@ -59,8 +59,9 @@ if [ "$3" != "" ]; then
 fi
 rm -rf "${buildDirectory}"
 
-#default value of the bootclasspath attribute used in ant javac calls.  
-bootclasspath="/shared/dsdp/JDKs/win32/j2sdk1.4.2_19/jre/lib/rt.jar:/shared/dsdp/JDKs/j2sdk1.4.2_19/jre/lib/jsse.jar"
+#default value of the bootclasspath attribute used in ant javac calls.
+#these pathes are valid on build.eclipse.org  
+bootclasspath="/shared/dsdp/JDKs/win32/j2sdk1.4.2_19/jre/lib/rt.jar:/shared/dsdp/JDKs/win32/j2sdk1.4.2_19/jre/lib/jsse.jar"
 bootclasspath_15="/shared/common/jdk-1.5.0_16/jre/lib/rt.jar"
 #bootclasspath_16="$builderDir/jdk/win32_16/jdk6/jre/lib/rt.jar"
 #bootclasspath_foundation="/shared/common/Java_ME_platform_SDK_3.0_EA/runtimes/cdc-hi/lib/rt.jar"